Finding the Fourth Proportional to 150,091.49, 207,127.89 and 82,107.00

Step by Step Solution

1. Step 1: Write the proportion equation
   150,091.49 : 207,127.89 = 82,107.00 : x
2. Step 2: Convert to fraction form
   150,091.49/207,127.89 = 82,107.00/x
3. Step 3: Cross multiply
   150,091.49x = 207,127.89 × 82,107.00
4. Step 4: Simplify right side
   150,091.49x = 17,006,650,131.31
5. Step 5: Solve for x
   x = 17,006,650,131.31/150,091.49
6. Step 6: Final answer
   x = 113,308.56